CAD技术中特征造型技术

Feature Modeling Technology in CAD Technology

特征造型技术是CAD关键技术的一个重要研究热点,是CAD技术发展的必然趋势.文章重点针对特征造型系统展开论述,对特征造型技术原理、定义和分类做了详细的阐述,并基于轴类零件形状特征造型系统的开发,分别论述了特征形状处理模块、特征参数输入模块、特征定义模块、特征对象管理模块、特征修改模块、特征造型模块等重要模块的建立过程和理论等.

Feature modeling technology is a research hotspot of CAD key technology, which is the certain trend of CAD technology. Feature modeling technology＇s principle, definition and the classifications were introduced in the article. Based on the exploitation of the shaft feature modeling technology system, the main module＇s establish process and the theory was discussed.